workspace/libs/ksysguard/processui/ReniceDlg.h

   1 /*
   2     KSysGuard, the KDE System Guard
   3
   4     Copyright (c) 2006-2007 John Tapsell <tapsell@kde.org>
   5
   6     This library is free software; you can redistribute it and/or
   7     modify it under the terms of the GNU Library General Public
   8     License as published by the Free Software Foundation; either
   9     version 2 of the License, or (at your option) any later version.
  10
  11     This library is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14     Library General Public License for more details.
  15
  16     You should have received a copy of the GNU Library General Public License
  17     along with this library; see the file COPYING.LIB.  If not, write to
  18     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19     Boston, MA 02110-1301, USA.
  20
  21 */
  22
  23 #ifndef _ReniceDlg_h_
  24 #define _ReniceDlg_h_
  25
  26 #include <kdialog.h>
  27
  28 class Ui_ReniceDlgUi;
  29 class QButtonGroup;
  30
  31 /**
  32  * This class creates and handles a simple dialog to change the scheduling
  33  * priority of a process.
  34  */
  35 class ReniceDlg : public KDialog
  36 {
  37         Q_OBJECT
  38
  39 public:
  40         /** Let the user specify the new priorities of the @p processes given, using the given current values.
  41          *  @p currentCpuSched The current Cpu Scheduler of the processes.  Set to -1 to they have different schedulers
  42          *  @p currentIoSched The current I/O Scheduler of the processes.  Set to -1 to they have different schedulers.  Leave as the default -2 if not supported
  43          */
  44         ReniceDlg(QWidget* parent, const QStringList& processes, int currentCpuPrio, int currentCpuSched, int currentIoPrio=-2, int currentIoSched=-2);
  45         int newCPUPriority;
  46         int newIOPriority;
  47         int newCPUSched;
  48         int newIOSched;
  49
  50         bool ioniceSupported;
  51
  52
  53 public Q_SLOTS:
  54         void slotOk();
  55         void updateUi();
  56         void cpuSliderChanged(int value);
  57         void ioSliderChanged(int value);
  58         void cpuSchedulerChanged(int value);
  59 private:
  60         void setSliderRange();
  61         Ui_ReniceDlgUi *ui;
  62         QButtonGroup *cpuScheduler;
  63         QButtonGroup *ioScheduler;
  64         int previous_cpuscheduler;
  65 };
  66
  67 #endif